Extraordinary, infrequent, raw, scarce, thin, uncommon.
Synonyms of the term "hardly" are scarcely, rarely, infrequently and barely. More infrequently the term "hardly" may be synonymous with the terms severely or harshly.
Clever and wise are not exact synonyms, but they would only rarely be antonyms. They both have the underlying meaning of mental acuity, or smartness, although each has an inference of the type or source for this faculty.
The term soldier has the synonyms combatant, fighter, or warrior.(The term troop is rarely used in the singular, but "trooper" might fit some uses.)
The synonyms of the male anatomical part are phallus and genitalia.There are a variety of slang expressions, idioms, and euphemisms.These include dick, cock, peter, and more rarely johnson.
They are synonyms.
Synonyms
The verb to get (to acquire) has the participles getting and gotten, neither of which is used to form an adverb. There are no adverb forms. If there were, they would have to be synonyms of the rarely-seen acquisitionally. The derivative getable (acquirable) also does not have an adverb form.
Relative and kin are synonyms.
They are synonyms.
The closest synonyms to becoming impoverished would be ruined, bankrupted, or the rarely-used "pauperized."
synonyms
Are there synonyms for washable