{A spirit of fearfulness} (pneuma deilias). Here pneuma
is the charisma of verse  6 , the human spirit as endowed by
the Holy Spirit ( Ro 8:15 ). Deilia is an old word (deilos,
deid(935c)) and always in a bad sense of cowardice, only here in N.T.
{Of power} (duname(9373)). One of Paul's characteristic words ( Ro
1:16 ). {Of love} (agap(8873)). One of the gifts of the Spirit ( Ga
5:22 ). "Which drives out fear" (Lock) as in  1Jo 4:18 . {Of
discipline} (s(9370)hronismou). Late _Koin(825f) word (from
s(9370)hroniz(935c), to control), self-control, here only in N.T. See
 1Ti 2:9  for s(9370)hrosun(885c).