i Register
In some senses, ought is marked as dated, formal. Watch for register when choosing this word.
ADJ.
adopted, better, obscene, tired
You ought to adopt a better attitude if you want people to respect you.
VERB + OUGHT
deriving, grown-up, look, think
You really ought to think about what you want to do with your life.
OUGHT + NOUN
twos
The two teams ought twos in the final set before one pulled ahead.
PREP.
from, in, in, on
You ought to focus on your studies if you want to pass the exam.
ADV.
always
You always ought to lock the door before leaving the house at night.