Root ك ي ف(k y f) has 3 unique word forms and appears 83 times in the Quran.

English gloss How, Mood, State, Condition, Pleasure, Manner, Fashion, Nature, Modify, Conform, Adopt

Word Translation Occurrences
كَيۡفَ how, How, how(ever), how, How, how (ever) 124
فَكَيۡفَ and how, so how, So how, So how could, So how (will it be), and how, so how, So how, So how (will it be), So how could, Then how, Then how (will it be), Then how, Then how (will it be) 32
وَكَيۡفَ And how, And how can, And how (could), But how can, And how, And how (could), And how can, But how can 10