sign

clear, definite, distinct, obvious, real, sure, telltale, unmistakable

external, outward, visible

There were visible signs of damage to the old building after the storm.

tangible

early, first

The first signs of flu usually include a fever and sore throat.

increasing

encouraging, good, healthy, hopeful, positive, welcome

When she smiled at him, it was an encouraging sign that she might forgive him.

bad, disturbing

danger, ominous, warning

Dark clouds gathered overhead, and we noticed several warning signs before the storm arrived.

bear, have

Her face bore signs of exhaustion after working two night shifts in a row.

exhibit, display, give, show

The child exhibited signs of tiredness after playing outside all afternoon.

detect, find, see, watch out for

The doctor found signs of improvement in the patient's condition after two weeks of treatment.

interpret (sth as), read, recognize, see sth as

look for

We looked for signs of life in the abandoned house.

point out

appear, come

Warning signs came up on the road after the accident happened.

indicate sth, point to sth

The dark clouds indicated that a storm was coming soon.

at a/the ~

When the dog started barking at the first sign of a stranger, we knew someone was at the door.

from ~

When my cat suddenly stopped eating, I took it as a sign from nature that something was wrong.

~ of

sign of life

After the earthquake, rescue workers searched the rubble desperately looking for any sign of life.

a sign of the times

More people working from home is definitely a sign of the times.

little/no/not the least/not the slightest sign (of sb/sth)

She searched everywhere for her lost cat but found not the least sign of it.

flashing, illuminated

neon

handwritten, painted

exit

inn, pub, shop, street

direction, road, traffic

Stop

warning

For sale, No Smoking, To let

erect, hang out/up, hold up, put up

The shop owner hung up a new sign advertising the summer sale.

see

read

follow

The tourists followed the signs to find the museum entrance.

read sth, say sth

The warning sign said to keep out of the water during repairs.

indicate sth

The red traffic light indicates that drivers must stop at this intersection.

point

The arrow on the wall pointed toward the emergency exit during the fire drill.

advertise sth

warn

The road signs warned drivers about the sharp curve ahead.

flash

The warning sign flashed red every time a car approached the intersection.

~ for/to

Look for signs to the nearest hospital if you need medical help.

frantic

rude

thumbs-up, V

give (sb), make

The traffic officer made a stop sign with her hand to warn the drivers.

communicate through

When the music was too loud, we had to communicate through signs to understand each other.

language, system

~ for

I couldn't find the sign for the bathroom, so I asked a staff member.

make the sign of the cross

Before entering the church, she made the sign of the cross and whispered a prayer.

euro, pound, etc.

equals, minus, plus, etc.

draw, make

The teacher made a sign on the whiteboard to show the students where to sit.

use

She used the stop sign as a landmark to remember where to turn left.

mean sth

When the traffic light turns red, it means you must stop your car.

~ for

My son learned the sign for "hello" in his first week of sign language class.

birth, star

be born under

~ of

Dark clouds are a clear sign of rain coming this afternoon.

the signs of the Zodiac

duly

The contract was duly signed by both parties before the meeting ended.

formally

personally

The famous actor personally signed a photograph for each fan waiting outside the theater.

be required to, have to

All employees had to sign a confidentiality agreement on their first day of work.

ask sb to, persuade sb to

agree to

refuse to

for

You'll need to sign for the package when it arrives at your door.