英和和英

have good cause to do so

with good reason

reason for being

to give the reason

give reasons for

for such a reason

for what reason

to reason

a reason

to inquire the reason

for a certain reason

a just cause

yield to reason

set forth one's reasons

to give a reason to something

the above-stated reason

the reason for the existence of something

the reason

to state one's reason―allege one's reason

to assign a reason（for doing something）

to assign a reason （for doing anything）

for those reasons

cause to recline

reason

grounds

because of the reason given

to make a reason clear

My reason holds good.

to allege one's reason

Due to the above reasons