恙虫

つつがむし ツツガムシ

chigger, jigger, harvest mite (any mite of family Trombiculidae)

赤虫

あかむし アカムシ

bloodworm (Halla okadai, species of eunicid worm used as fishing bait)

微恙

indisposition; ailment; slight illness

恙無い

つつがない

well, in good health, safe, free from accident

赤

あか

red, crimson, scarlet

虫

むし

insect, bug, cricket, moth, worm

真っ赤っ赤

まっかっか

very bright red, deep red, extremely flushed (of face)

金赤

きんあか きむあか

bronze-red

赤日

せきじつ あかび

menstruation

赤子

せきし あかご

baby

赤沈

せきちん

blood sedimentation rate

赤酢

あかず

plum vinegar with perilla leaves added

紅赤

べにあか

bright red tinged with yellow

赤燐

せきりん

red phosphorus

赤口

しゃっこう しゃっく じゃっく じゃっこう せきぐち

unlucky for all activities, with only the period around noon being auspicious

赤帽

あかぼう

redcap, porter

赤手

せきしゅ

bare handed

赤蛙

あかがえる アカガエル

any brown or reddish-brown frog (esp. of family Ranidae)

赤茶

あかちゃ

reddish brown