the use of (especially) a pronoun to avoid repetition of a noun or phrase e.g. 'it' in 'I found a cheap camera and I bought it'

turn of expression

the omission of one or more words in a sentence, as in 'a table and chair (for . . . a chair)'

turn of expression

(an example of) the use of words (figure of speech) to express an idea by comparing one thing with another (without using 'like' and 'as'), to show a similarity, as in 'She was a feather' (i.e. weighed very little) 'in his arms'

figure of speech, implied comparison