Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
unconquerable is an adjective meaning "not capable of being conquered or vanquished or overcome". It carries 2 recorded senses.
not capable of being conquered or vanquished or overcome
“a tribute to his courage...and his unconquerable will”
“faced unconquerable difficulties”
incapable of being surmounted or excelled
“insuperable odds”
“insuperable heroes”
Definitions, synonyms and semantic relations for unconquerable come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.