fathom

noun verb

Stress: first syllable

Syllables: fath-om (2)
English Definition

Understand a difficult problem after much thought

Example Sentence

I cannot fathom the reason for his behavior.

US IPA /ˈfæðəm/
UK IPA /ˈfæðəm/

Synonyms

understand comprehend grasp penetrate

Antonyms

misunderstand misinterpret