layil (Hebrew #3915)
also laylah {lah'- yel-aw}; from the same as 3883; properly, a twist (away of the light), i.e. night; figuratively, adversity
KJV usage: ((mid-))night (season).
Pronounce: lah'-yil
Origin: or (Isa. 21:11) leyl {lale}
tavek (Hebrew #8432)
a bisection, i.e. (by implication) the centre
KJV usage: among(-st), X between, half, X (there- ,where-), in(-to), middle, mid(-night), midst (among), X out (of), X through, X with(-in).
Pronounce: taw'-vek
Origin: from an unused root meaning to sever