形容詞 palsy-walsy:

1. (used colloquially) having the relationship of friends or pals
   同義詞：chummy, matey, pally

pal.sy-wal.sy

adj.Slang （形容詞）【俚語(yǔ)】
Having or appearing to have the close relationship of chums.
親密的，要好的：有或顯示出密友般親密關(guān)系的

來(lái)源：
Reduplication of palsy
palsy的重迭
alteration of pally
pally的變化