Prevalent (adjective)
Widespread or preferred.
Prevalent (adjective)
Superior in frequency or dominant.
Relevant (adjective)
Directly related, connected, or pertinent to a topic.
“His mother provided some relevant background information concerning his medical condition.”
Relevant (adjective)
Not out of date; current.
Wiktionary
Relevant (adjective)
closely connected or appropriate to what is being done or considered
“the candidate’s experience is relevant to the job”
“what small companies need is relevant advice”
Relevant (adjective)
appropriate to the current time, period, or circumstances; of contemporary interest
“critics may find themselves unable to stay relevant in a changing world”
“her films are relevant for feminists today”
Oxford Dictionary