well timed vs seasonable

well timed and seasonable both are adjectives.

Word	Noun	Adjective	Verb	Adverb
well timed	No	Yes	No	No
seasonable	No	Yes	No	No

As adjectives, well timed and seasonable are synonyms defined as:

well timed and seasonable: done or happening at the appropriate or proper time

Other synonyms of well timed include timely, well-timed.

well timed (adjective)	seasonable (adjective)
done or happening at the appropriate or proper time	in keeping with the season
	done or happening at the appropriate or proper time