It would be 'friendlier' but I'm sure you can use either.
The comparative form of friendly is friendlier.
The comparative form of friendly is friendlier.
Comparative:friendlier superlative:friendliest i love gino p.he is the hottest guy on this whole world!!:-)
Friendlier and friendliest, respectively. More and most friendly are also correct, sometimes.
The comparative form of friendly is friendlier. For example, "John is friendlier than Mary."
Some adjectives it is possible to use more or -ierI think friendly is one of those adjectives:I think Jack is more friendly than Jill.I think Jill is friendlier than Jack.
friendlier, friendliest
The comparative form of "friendly" is "friendlier," and the superlative form is "friendliest."
friendlier, friendliest
The comparative and superlative degrees of unfriendly are unfriendlier and unfriendliest. Less friendly and least friendly would also be good ways of conveying those ideas.
The comparative form of many is more
The comparative is "more genuinely."