vấn
verb

to roll
(only in compounds) to ask

vấn nạn

vấn nạn
noun

problem (in the society that is serious and pressing)

vấn đáp

vấn đáp
noun

questions-and-answers tests

vấn đề

vấn đề
noun

problem

vấp
verb

to stumble; to trip
to meet with (difficulty); to come up against

vấp ngã
verb

to stumble and fall (from the lack of experience or knowledge); to fail

vấp váp
verb

to stumble; to trip (generally speaking)
to come up against (difficulties); to flounder (generally speaking)

noun

difficulty; impediment (generally speaking)

vất
verb

to throw

vất vả
adj

hard, laborious, difficult

vấy
verb

to stain

曰
character

Nôm form of viết (“to write”).
Nôm form of vít (“wound; scar”).