Antibody
noun
こうたい
交代 (こうたい) Change, Substitution, Shift
抗体 (こうたい) Antibody
対向する (たいこうする) To Be Oncoming, To Come Towards
Koichi's こう tie たい expresses his Anti-body shaming views.
Koichi's こう tie たい has Antibodies on it.
Koichi こう says TY たい to his Antibodies.