Likeable, loveable, lovely, loving and loyal are good words. They begin with the letter L.
LASER
Lap is a word that begins with the letter L and rhymes with cap.
· latent heat · lead · lens · leptons · lichen · light · liquid nitrogen · lithium · litmus
Joule
love
lanelaplength
Not a word, but a prefix "milli".
scarcity
Astronomy.
zoologist zinc
Bacterium Bacilli
halogenheliumhydrogen
Joule is a science term. It is a unit of energy.