takes genitive case の, noun used as a suffix

  1. indispensable, essential, must-have.

noun

Usu. in book titles.
  1. handbook, manual, vade mecum.

Variations

Pronunciation Kanji Kana Is Common
必携 ひっけい

Contained Kanji Breakdown

invariably, certain, inevitable
ヒツ かなら.ず (4th, N3)
heart, mind, spirit
こころ シン (2nd, N4)
katakana no radical (no. 4)
ヘツ えい よう (Kentei 1)
portable, carry (in hand), armed with
ケイ たずさ.える (8th, N1)
hand, hand radical (no. 64)
シュ
superior, outstanding, talented
bird, old bird radical (no. 172)
サイ スイ とり (Kentei 1)
human radical (no. 9)
lord, chief, master
シュ あるじ ぬし (3rd, N4)
dot, tick or dot radical (no. 3)
チュ (Kentei 1)
king, rule, magnate
オウ -ノウ おお (1st, N3)
one, one radical (no.1)
イチ いっ ひと- (1st, N5)
from, possessive particle, whereupon
ノ の すなわ.ち (Kentei Pre-1, N1)
katakana no radical (no. 4)
ヘツ えい よう (Kentei 1)