HackerVoca

stop : interrupt, arrest, halt
stout : stalwart, sturdy, athletic, vigorous
strain : stretch, tighten
strange : 1. unusual, extraordinary, curious, bizarre, odd,
queer, mysterious, eccentric, abnormal
2. foreign, alien
stranger : alien, foreigner
strategy : tactics
stray : wander, rove, roam, ramble
stream : current, run, flow
strength : power, force, vigor, might, energy, capacity
strenuous / / adjective

1 needing great effort or strength: a strenuous climb | The doctor advised Ken to avoid strenuous exercise.

2 active and determined : make strenuous efforts: the strenuous efforts the council is making to improve security

strenuously adverb : She strenuously denied the accusations.