oftener is a form of:

Often



adverb
1.
(many times) ដោយញយ, ញឹកញាប់, ញឹកញយ, រឿយៗ, go often ដោយញឹកញាប់
Example: He often goes ឧស្សាហ៍, are often found in the lakes ដោយច្រើន
Example: We have often been there.
ENGLISH MEANING
adjective
1.
Frequent; common; repeated.
adverb
1.
Frequently; many times; not seldom.
1.
commonly, frequently, generally, recurrent, repeatedly
1.
frequently, occasionally, a rely, seldom, sporadically