Elephantine is a related term of weighty.
As adjectives the difference between elephantine and weighty
is that elephantine is while weighty is having weight; heavy; ponderous; as, a weighty body.
elephantine
English
Adjective
(
en adjective)
Of, pertaining to, or characteristic of elephants.
Very large.
Synonyms
* (of or relating to elephants) elephantic
* (very large) See also
Derived terms
* elephantine epoch
* elephantine leprosy
* elephantine tortoise
weighty
Adjective
(er)
Having weight; heavy; ponderous; as, a weighty body.
Adapted to turn the balance in the mind, or to convince; important; forcible; serious; momentous.
Rigorous; severe; afflictive.