They called it a comet, 'for lack of' a better term/word. [=because they could not think of a better term/word for it]
His honesty, or 'lack thereof', is the real problem. [=the real problem is his lack of honesty]
There was 'no lack of' interest in the proposal. [=there was much interest in the proposal]
(..) I spoke to a dentist, Laszlo. Facts, figures, along with numerous suppositions. Pieces of a puzzle that right now lack form match no psychological outline. What we are missing, John, is not how he kills, but why. Most importantly, (..)2018 TvShow: The Alienist Title: These Bloody Thoughts Season: 1 Episode 4