strong
adjective
°capable of producing great physical force.
"a big strong man"
°capable of withstanding great physical force.
"a strong foundation"
verb
°in a strong manner.
synonyms: forceful, powerful, durable, ardent more» , determined, unyielding, zealous, extreme, intense, rank, concentrated, potent, hard, irregular, impregnable, inviolable, secure, unassailable, unattackable, forcefully, powerfully, vigorously, strongly