say it: ri-TAHY-ring
retiring is an adjective meaning "not arrogant or presuming". It carries 3 recorded senses.
not arrogant or presuming
“unassuming to a fault, skeptical about the value of his work”
“a shy retiring girl”
reluctant to draw attention to yourself
Definitions, synonyms and semantic relations for retiring come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.