TEPID
halfhearted, half-hearted, tepid, lukewarm
(adjective) feeling or showing little interest or enthusiasm; “a halfhearted effort”; “gave only lukewarm support to the candidate”
lukewarm, tepid
(adjective) moderately warm; “he hates lukewarm coffee”; “tepid bath water”
Source: WordNet® 3.1
Etymology
Adjective
tepid (not comparable)
Lukewarm; neither warm nor cool.
Synonym: lukewarm
Uninterested; exhibiting little passion or eagerness.
Synonyms: uninterested, lukewarm
Synonyms
• See also warm
Anagrams
• DIPTe
Source: Wiktionary
Tep"id, a. Etym: [L. tepidus, fr. tepere to be warm; akin to Skr. tap
to be warm, tapas heat.]
Definition: Moderately warm; lukewarm; as, a tepid bath; tepid rays; tepid
vapors.
– Tep"id*ness, n.
Source: Webster’s Unabridged Dictionary 1913 Edition