1.Gesture (n)

• He made a rude gesture at the waiter.
• They sent some flowers as a gesture (2) of sympathy to the parents of the child.

2.Posture (n)

• Back pains can be the result of poor posture.

3.refer (v) to sb/sth

• People always refer to him as "that nice man".

5.perceive (v) sb/sth as

• I don't want people to perceive me as arrogant.

6.means of communication

• Email is a more professional means of communication.

7.language barrier

• Due to the language barrier, he couldn’t get an office job in America.

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