What are the antonyms of these words?

I found a few, but they aren't very good, so if can, please help me! The words are:

remuneration

placid

hamper



thanks:)What are the antonyms of these words?
Remuneration: possible antonyms are fee, penalty, default.

Placid antonyms: excitable, ill-tempered, agitated, stormy, rough.

Hamper antonyms: aid, assist, encourage, promote, allow.What are the antonyms of these words?
2 senses of remunerative

Sense 1:

compensable, paying(prenominal), remunerative, salaried, stipendiary

INDIRECT (VIA paid) -%26gt; unpaid



Sense 2:

lucrative, moneymaking, remunerative

INDIRECT (VIA profitable) -%26gt; unprofitable



Rest at synonym.com/antonym/ thesaurus.com/

(Look up research at these sites)