mere‧ly S2 W2
used to emphasize how small or unimportant something or someone is [= only]:
He's merely a boy - you can't expect him to understand.
used to emphasize that nothing more than what you say is involved [= just]:
We're merely good friends.
He merely shrugged and walked away.
used before the less important of two ideas in a sentence to emphasize the more important idea:
It's not merely a matter of cost, but whether she's old enough to go on holiday alone.
It's important to write these goals down, rather than merely think about them.