Difference between Lukewarm and Unenthusiastic

LUKEWARM vs UNENTHUSIASTIC: ADJECTIVE

Cool, Cold, Feeble, Soured, Weak, Timid, Mixed, Indifferent, Sluggish, Grudging, Enthusiastic, Warm, Halfhearted, Unenthusiastic, Tepid

Cool, Cold, Feeble, Soured, Weak, Timid, Mixed, Indifferent, Sluggish, Grudging, Enthusiastic, Warm, Halfhearted, Unenthusiastic, Tepid

But the book was so lukewarm for me.
To soften gelatin in lukewarm liquid before use.
US allies and a lukewarm approach to NATO.
To wash, use lukewarm water and natural soap.
Dow stocks getting mostly lukewarm reviews from analysts.
Charbel really felt his lukewarm Christianity being tested.
Fluffy towel was laid at the bottom of each sink; one filled with lukewarm, soapy water and the other with lukewarm, clean water.
Thaw milk under lukewarm running water, in a container of lukewarm water, or overnight in the refrigerator.
There is only so long you can remain on fire in a lukewarm church before you yourself start to become lukewarm.
Opt for lukewarm showers instead and wash your face with cold to lukewarm water.

These girls are bored of their routines, and unenthusiastic about their dancing.
Former employers who provide negative or unenthusiastic references can damage your chances of getting a new job.
Souphanouvong appeared unenthusiastic and drew Avtar Singh aside at first opportunity to make NLHX position clear.
Although Mao was apparently unenthusiastic about that war, Chinese forces would enter it in November.
There is unenthusiastic, minor applause from the assembled students of Ridgemont High.
This moderate group of pragmatists were unenthusiastic about Mao's utopian visions.
Unenthusiastic reception because it to drive through each at the lottery.
Ayako Sakura in the lead role, but Sakuya is unenthusiastic.
Being tired and unenthusiastic in the days approaching their birthday.
Gavin Newsom seems to be unenthusiastic about the law.