little, small, tiny
careful, cautious, tentative
quick, slow
large, long
noisy
first
final, last
He took a final sip of his coffee before leaving.

drink, have, take
I took a little sip of my drink.

sip from
He took a sip from his glass.

sip of
a sip of coffee

in sips
He drank the brandy in sips.

slowly
quietly, silently
calmly, casually
‘Oh yes?’ she asked, calmly sipping her drink.
She sat in the warm sun, casually sipping champagne.

daintily, delicately, gingerly
thoughtfully

pause to
She paused to sip her tea.

at
He sipped at his beer thoughtfully.

from
She sipped from her glass of water.

on
Luther continued sipping on his coffee.

Sip is used with these nouns as the object:
ale, beer, brandy, can, champagne, chocolate, cider, cocktail, coffee, coke, cup, drink, gin, glass, juice, liquid, mug, pint, sherry, soda, tea, water, whisky, wine