be strenuous English

Synonyms be strenuous synonyms

What other words have the same or similar meaning as be strenuous?

be strenuous English » English

use up a great deal of energy

take much effort

take labor

require labor

be troublesome

be trouble

be tense

be stringent

be strict

be stern

be severe

be serious

be rigorous

be poor

be onerous

be laborious

be hard

be difficult

be austere

be arduous