Synonyms for Inconsiderable:

adj.

easy (adjective)
mere.
few (adjective)
piddling.
immaterial (adjective)
meaningless, of no account.
inconsequential/inconsiderable (adjective)
insignificant, petty, trivial, unconsidered.
inconsiderable (adjective)
irrelevant, measly, negligible, niggling, nugatory, paltry, picayune, piddling, small, small-minded, trifling, unimportant, of no account.
light (adjective)
superficial.
unimportant (adjective)
irrelevant, meaningless, mere, superficial, unconsidered, of no consequence/of little consequence.

n.

important, measly, negligible, niggling, nugatory, paltry, petty, picayune, piddling, small, small-minded, trifling, of no account. inconsiderable (noun)
insignificant, trivial.
negligible (noun)
unimportant.

Other synonyms:

negligible. measly, niggling, nugatory, paltry, petty, picayune, piddling, small-minded, trifling. small. trifling
unimportant.
Other relevant words:
important, insignificant, irrelevant, meaningless, measly, mere, negligible, niggling, nugatory, paltry, petty, picayune, piddling, small, small-minded, superficial, trifling, unconsidered, unimportant, of no account.

Usage examples for inconsiderable

  1. Our loss in this ship has been inconsiderable when I assure you we were engaged with very little intermission the whole time of the action, which lasted four hours. – Memoirs and Correspondence of Admiral Lord de Saumarez, Vol. I by Sir John Ross
  2. In these activities, geologists had a not inconsiderable part. – The Economic Aspect of Geology by C. K. Leith