S

sabotage - v. to damage or destroy as an act against an organization or nation 
("The rebels sabotaged the railroad.")

sacrifice - v. to do without something or to suffer a loss for a belief, idea, goal or
another person 

sad - ad. not happy 

safe - ad. away from harm or danger 

sail - v. to travel by boat or ship 

sailor - n. a person involved in sailing a boat or ship 

salt - n. a white substance found in sea water and in the ground, used to affect the
taste of food 

same - ad. not different; not changed; like another or others 

sand - n. extremely small pieces of crushed rock found in large amounts in deserts
and on coasts 

satellite - n. a small object in space that moves around a larger object; an object
placed in orbit around the earth 

satisfy - v. to give or provide what is desired, needed or demanded

save - v. to make safe; to remove from harm; to keep for future use 

say - v. to speak; to express in words 

school - n. a place for education; a place where people go to learn 

science - n. the study of nature and the actions of natural things, and the knowledge
gained about them

sea - n. a large area of salt water, usually part of an ocean 

search - v. to look for carefully 

season - n. one of the four periods of the year that is based on the earth's position
toward the sun (spring, summer, autumn, winter); a period of time based on
different weather conditions ("dry season", "rainy season"); a period during the
year when something usually happens ("baseball season") 

seat - n. a thing to sit on; a place to sit or the right to sit there ("a seat in
parliament") 

second - ad. the one that comes after the first 

secret - n. something known only to a few and kept from general knowledge; ad.
hidden from others; known only to a few 

security - n. freedom from danger or harm; protection; measures necessary to
protect a person or place ("Security was increased in the city.") 

see - v. to know or sense through the eyes; to understand or know 

seed - n. the part of a plant from which new plants grow 

seek(ing) - v. to search for ("They are seeking a cure for cancer."); to try to get
("She is seeking election to public office."); to plan to do ("Electric power
companies are seeking to reduce their use of coal.") 

seem - v. to appear to be ("She seems to be in good health.") 

seize - v. to take quickly by force; to take control of quickly; to arrest 

self - n. all that which makes one person different from others 

sell - v. to give something in exchange for money 

Senate - n. the smaller of the two groups in the governments of some countries,
such as in the United States Congress 

send - v. to cause to go; to permit to go; to cause to be carried, taken or directed to
or away from a place 

sense - v. to come to know about by feeling, believing or understanding; n. any of
the abilities to see, hear, taste, smell or feel 

sentence - v. to declare the punishment for a crime; n. the punishment for a crime 

separate - v. to set or keep people, things or ideas away from or independent from
others; ad. not together or connected; different 

series - n. a number of similar things or events that follow one after another in time,
position or order 

serious - ad. important; needing careful consideration; dangerous 

serve - v. to work as an official; to be employed by the government; to assist or
help 

service - n. an organization or system that provides something for the public
("Schools and roads are services paid for by taxes."); a job that an organization or
business can do for money; military organizations such as an army, navy or air
force; a religious ceremony 

set - v. to put in place or position; to establish a time, price or limit 

settle - v. to end (a dispute); to agree about (a problem); to make a home in a new
place 

several - ad. three or more, but not many 

severe - ad. not gentle; causing much pain, sadness or damage 

sex - n. either the male or female group into which all people and animals are
divided because of their actions in producing young; the physical activity by which
humans and animals can produce young 

shake - v. to move or cause to move in short, quick movements 

shape - v. to give form to; n. the form of something, especially how it looks 

share - v. to give part of something to another or others; n. a part belonging to,
given to or owned by a single person or a group; any one of the equal parts of
ownership of a business or company 

sharp - ad. having a thin edge or small point that can cut or hurt; causing hurt or
pain 

she - pro. the girl or woman who is being spoken about 

sheep - n. a farm animal used for its meat and hair 

shell - v. to fire artillery; n. a metal container that is fired from a large gun and
explodes when it reaches its target; a hard outside cover 

shelter - v. to protect or give protection to; n. something that gives protection; a
place of safety 

shine - v. to aim a light; to give bright light; to be bright; to clean to make bright 

ship - v. to transport; n. a large boat 

shock - v. to cause to feel sudden surprise or fear; n. something that greatly affects
the mind or emotions; a powerful shake, as from an earthquake 

shoe - n. a covering for the foot 

shoot - v. to cause a gun or other weapon to send out an object designed to kill; to
use a gun 

short - ad. lasting only for a small period of time; not long; opposite tall 

should - v. used with another verb (action word) to show responsibility ("We should
study."), probability ("The talks should begin soon."), or that something is believed
to be a good idea ("Criminals should be punished.") 

shout - v. to speak very loudly 

show - v. to make something be seen; to make known; n. a play or story presented
in a theater, or broadcast on radio or television, for enjoyment or education;
something organized to be seen by the public 

shrink - v. to make or become less in size, weight or value 

sick - ad. suffering physically or mentally with a disease or other problem; not in
good health 

sickness - n. the condition of being in bad health 

side - n. the outer surfaces of an object that are not the top or bottom; parts away
from the middle; either the right or left half of the body 

sign - v. to write one's name; n. a mark or shape used to mean something; evidence
that something exists or will happen; a flat piece of material with writing that gives
information 

signal - v. to send a message by signs; n. an action or movement that sends a
message 

silence - v. to make quiet; to stop from speaking or making noise; n. a lack of noise
or sound 

silver - n. a valued white metal 

similar - ad. like something else but not exactly the same 

simple - ad. easy to understand or do; not difficult or complex 

since - prep. from a time in the past until now ("I have known her since we went to
school together.") 

sing - v. to make music sounds with the voice 

single - ad. one only 

sink - v. to go down into water or other liquid 

sister - n. a female with the same father or mother as another person 

sit - v. to rest on the lower part of the body without the support of the legs; to
become seated 

situation - n. the way things are during a period of time 

size - n. the space occupied by something; how long, wide or high something is 

skeleton - n. all the bones of a human or other animal together in their normal
positions 

skill - n. the ability gained from training or experience 

skin - n. the outer covering of humans and most animals 

sky - n. the space above the earth 

slave - n. a person owned or controlled by another 

sleep - v. to rest the body and mind with the eyes closed 

slide - v. to move smoothly over a surface 

slow - v. to reduce the speed of; ad. not fast in moving, talking or other activities 

small - ad. little in size or amount; few in number; not important; opposite large 

smash - v. to break or be broken into small pieces by force; to hit or move with
force 

smell - v. to sense through the nose; n. something sensed by the nose ("the smell of
food cooking") 

smoke - v. to use cigarettes or other tobacco products by burning them and
breathing in the smoke; n. that which can be seen rising into the air like a cloud
from something burning 

smooth - ad. having a level surface; opposite rough 

snow - n. soft, white pieces of frozen water that fall from the sky, usually in winter
or when the air temperature is very cold 

so - ad. in such a way that ("He held the flag so all could see it."); also; too ("She
left early, and so did we."); very ("I am so sick."); as a result ("They were sick, so
they could not come."); conj. in order that; for the purpose of ("Come early so we
can discuss the plans.") 

social - ad. of or about people or a group 

soft - ad. not hard; easily shaped; pleasing to touch; not loud 

soil - n. earth in which plants grow 

soldier - n. a person in the army 

solid - ad. having a hard shape with no empty spaces inside; strong; not in the form
of a liquid or gas 

solve - v. to find an answer; to settle 

some - ad. of an amount or number or part not
stated; not all 

son - n. a person's male child 

soon - ad. not long after the present time; quickly 

sort - n. any group of people or things that are the same or are similar in some way;
a kind of something 

sound - n. fast-moving waves of energy that affect the ear and result in hearing; that
which is heard 

south - n. the direction to the right of a person facing the rising sun 

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