Justly vs Honestly - What's the difference?

Justly is a related term of honestly.

is that justly is in a just or fair manner; rightfully while honestly is (manner) in an honest manner.

(-)

In a just or fair manner; rightfully.

* 1890 , Robert Franklin Pennell, History of Rome :

His valor, wisdom, and justice made him justly popular, but caused him to be regarded with suspicion at Rome.

With a just or fair use of language; with good reason, properly.

* 2012 , Jay Newton-Small, ‘Gangless in Glasgow’, Time , 1 Oct 2011:

But the city on the River Clyde can justly claim to have turned the tide.

(obsolete) With great precision; accurately, exactly.

*, II.14:

It is a pleasant imagination to conceive a spirit iustly ballanced betweene two equall desires.

(en adverb)

(manner) In an honest manner.

He answered the questions honestly .

(speech act) Frankly.

Honestly , I didn't believe a word she said.

(en interjection)

Honestly! I want to finish this work and you keep interrupting.

* really