Applicable
Part of speech: adjective
Definition: suitable for application; relevant, appropriate
Example sentence: It's no longer possible to simply build English country houses out of words, because they've already been so thoroughly described that all the applicable words have been used up, and one is forced to build them instead out of words recycled and scavenged from other descriptions of other country houses.
Relevant
Part of speech: adjective
Definition: Directly related, connected, or pertinent to a topic.Not out of date; current.
Example sentence: Beautiful film music can be made relevant to any period.