Loathsome is a related term of unbearable.
As adjectives the difference between loathsome and unbearable
is that loathsome is highly offensive; sickening, abominable while unbearable is so unpleasant or painful as to be unendurable.
loathsome
English
Adjective
(
en adjective)
highly offensive; sickening, abominable
Usage notes
* Nouns to which "loathsome" is often applied: disease, creature, thing, person, man, woman, dungeon, place, world, smell, act.
External links
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unbearable
English
Adjective
(
en adjective)
so unpleasant or painful as to be unendurable
Synonyms
* insufferable
* unsupportable