under
preposition
1 they found the baby under a bush:
beneath, below, underneath, at the foot/bottom of.
▷antonyms above, over.
2 the present rent is just under £1200:
less than, lower than, smaller than, not so much as, not as much as, below;
informal shy of.
▷antonyms more than, over.
3 all branch managers are under the retail director:
subordinate to, junior to, inferior to, secondary to, subservient to, reporting to, answerable to, responsible to, subject to;
controlled by, at the mercy of, under the heel of.
▷antonyms above, over.
under Oxford Dictionary of English