The meaning of UNSUITABLE is not fitting or right for a use or purpose : not suitable. How to use unsuitable in a sentence.

UNSUITABLE definition: not suitable; inappropriate; unfitting; unbecoming. See examples of unsuitable used in a sentence.

UNSUITABLE definition: 1. not acceptable or right for someone or something; not suitable: 2. not acceptable or right for…. Learn more.

Define unsuitable. unsuitable synonyms, unsuitable pronunciation, unsuitable translation, English dictionary definition of unsuitable. adj. Not appropriate: unsuitable attire. un·suit′a·bil′i·ty n. …

unsuitable (for somebody/something) not right or appropriate for a particular person, purpose or occasion. He was wearing shoes that were totally unsuitable for climbing. They considered him quite …

Jan 20, 2026 · Adjective unsuitable (comparative more unsuitable, superlative most unsuitable) Not suitable. Synonyms: unfit, inappropriate, inadequate Antonyms: suitable, appropriate

Find 1,812 synonyms for unsuitable and other similar words that you can use instead based on 10 separate contexts from our thesaurus.

Unsuitable refers to something that is inappropriate, unfit, or not right for its intended purpose or situation. It refers to anything that does not comply or align with the nature, requirements, or …

Something that's unsuitable doesn't work well or is out of place. A kitchen knife is unsuitable for sawing firewood.

Someone or something that is unsuitable for a particular purpose or situation does not have the right qualities for it.