What does “हात्तीको मुखमा जीरा” mean in English?

A drop in the ocean.. The proverb is read as “Hatti ko mukh maa jira.”.

How do you pronounce “हात्तीको मुखमा जीरा”?

It is romanized as “Hatti ko mukh maa jira.”.

A drop in the ocean.

Nepali proverb

Hawa nachali paat hallidaina.

Bigger event affecting the outcome of smaller event

Nepali proverb

Hune beruwa ko chillo paat.

The prodigies display talent from an early age

Nepali proverb

Herda ko ramro dina khaana ko chamro

Action not backing up the things you are saying

General

Aakash maa thuke, mukh maa chhitaa.

Talking big in front of many people may fall flat in reality

Envy

Arka ko bachchho chaati mukh bhari rau.

Speaking ill of others to impress is insincere flattery

Criticism

Aru le hatti chade bhanera aafu le dhuri chadnu hudaina.

One should not imitate others' mistakes, but learn from them instead