criticize with pointed words / spike, thorn / stab, prick / name card

guest; visitor / customer; client / patron

customer / guest / visitor

understood!

a thorn, prickle / a splinter / a biting word

Short for 米刺 (komesashi): a small tool used to extract a sample of rice from a bag in order to test its quality

a thorn, prickle / the spine (needle-like structure) of a fish's dorsal fin / Short for 刺草 (irakusa): nettle / Short for 刺虫 (iramushi): the larva of the 刺蛾 (iraga, “Monema flavescens”), a species of moth

a thorn, prickle, needle / a calling card, name card

sharp / pointed / stab

temporary / unreal, fake, imaginary