IPA: /ʌlˈtɪəriər/
KK: /ʌlˈtɪr.i.ər/
Referring to something that is hidden or not immediately obvious, often used to describe motives or intentions that are concealed.
She had an ulterior motive for helping him with his project.
Ulterior → It is formed from "ultra-" (meaning beyond) and "-ior" (a comparative suffix). The word "ulterior" means something that is beyond or further than what is known or stated, often implying hidden motives or intentions.
Think of something that is 'beyond' ('ultra-') what is immediately visible or known, suggesting there may be more to discover.
No commonly confused words.