Intermediate (B1)
IPA: /ˈʌpmoʊst/
KK: /ˈʌpmoʊst/
Definition
The highest or topmost position or level.
Example
The upmost branch of the tree was covered in snow.
Conversation

What do you think is the upmost priority for our project this week?

I believe finishing the presentation is definitely the top priority right now.

Agreed! We need to make sure it's polished before the deadline.

Absolutely, let's focus on that and keep everything else on the back burner.
Synonyms & Antonyms
Root Explanation
Upmost is formed from "up" (meaning higher or above) and "most" (meaning the greatest or highest degree). The word "upmost" refers to the highest position or the topmost part of something.
Memory Tip
Think of something that is at the 'highest' point ('up') — that's what 'upmost' means.
Visually Confused Words
utmost
upmast
uppermost
post
most