تفقّدهُ
1.
He sought it, or sought for it or after it; or did so leisurely or repeatedly; (A, * Mgh, L;) as also
افتقدهُ: (Mgh, L:) or he sought it, or sought for it or after it, it being absent from him; (S, O, L, Msb, K;) as also
افتقدهُ: (K:) or he sought, or sought leisurely or repeatedly, to obtain knowledge of it, having lost it: so according to Er-Rághib and many others; but this expression and تعَهَّدَهُ are used, by some, each in the place of the other, and the latter, according to Er-Rághib and many others, [properly] signifies he sought, or sought leisurely or repeatedly, to obtain knowledge of it, having known it before. (MF.) You say,
مَا تَفَقَّدْتُهُ مُنْذُ افْتَقَدْتُهُ, meaning منذ
فَقَدْتُهُ [i. e. I have not sought for, or after, him, or it, since I lost him, or it. (B, TA.) See also 1, last sentence.
2.
[Also He investigated it.]