• 介入かいにゅう

  intervention

• 介助かいじょ

  help, assistance, aid

• 介護かいご

  nursing, care, caregiving, caring

• 介在かいざい

  existing (between), interposition, intervention, involvement

• 媒介ばいかい

  mediation, agency, serving as a medium, acting as an intermediary, acting as a go-between

• 魚介ぎょかい

  marine products, seafood, fish and shellfish

• 厄介やっかい

  trouble, burden, nuisance, bother, worry

• 仲介ちゅうかい

  agency, intermediation

• 紹介しょうかい

  introduction, presentation, referral, showcase (of a product)

• お節介おせっかい

  meddling, meddlesomeness, nosiness, interference, officiousness

• 紹介文しょうかいぶん

  introductory text, introductory essay

• 魚介類ぎょかいるい

  marine products, seafood, fish and shellfish

• 紹介者しょうかいしゃ

  person who introduces someone, introducer

• 自己紹介じこしょうかい

  self-introduction

• 介卵かいらん

  brooding

• 介殻かいかく

  sea shell

• 介鱗かいりん

  fish and shellfish

• 介甲かいこう

  crust-like shell

• 介意かいい

  worrying about, caring about

• 介抱かいほう

  nursing, looking after

• 介病かいびょう

  nursing a patient

• 介詞かいし

  preposition (in Chinese), adposition

• 介すかいす

  to use as an intermediary, to mediate, to assist

• 介錯かいしゃく

  beheading (as the ending to a seppuku)

• 介音かいおん

  medial, final-head (glide before the center vowel in Chinese)

• 狷介けんかい

  obstinate, stubborn, headstrong, self-centred, self-centered

• 一介いっかい

  a mere ..., only a ..., insignificant

• 耳介じかい

  auricle, pinna

• 介護士かいごし

  carer, nurse

• 介護者かいごしゃ

  caregiver, carer

• 介してかいして

  through (the medium of)

• 介助者かいじょしゃ

  aide, caregiver, carer, helper

• 介護人かいごにん

  person who looks after a patient

• 介助犬かいじょけん

  service dog (for the disabled, etc.)

• 介するかいする

  to use as an intermediary

• 介党鱈すけとうだら

  walleye pollack (Theragra chalcogramma), Alaska pollack

• 介添人かいぞえにん

  best man, groomsman, bridesmaid

• 介錯人かいしゃくにん

  person who beheads someone to end a seppuku

• 介添えかいぞえ

  helper (e.g. for a sick person), assistant

• 厄介者やっかいもの

  burden, nuisance, bother, troublemaker

• 厄介事やっかいごと

  troublesome matter, burden, difficult task, chore, hassle

• 仲介者ちゅうかいしゃ

  mediator, go-between, middleman

• 媒介物ばいかいぶつ

  medium, agency

• 仲介物ちゅうかいぶつ

  intermediary, medium, channel

• 媒介語ばいかいご

  lingua franca, vehicular language, bridge language, intermediary language

• 鼻甲介びこうかい

  nasal concha, turbinate bone

• 厄介物やっかいもの

  nuisance, encumbrance

• 紹介状しょうかいじょう

  letter of introduction

• 荷厄介にやっかい

  encumbrance, burden, drag

• 不介入ふかいにゅう

  noninvolvement, nonintervention, neutrality