<b_jonas> learn Silent initial consonants in English are: write, wrong, wrist, wrap, wreck, wrest, wrestle, wriggle, wrinkle, wrath, wraith, wreath, wrangle, wren, wright, wrought, wring, writ, writhe, wry; know, knife, knock, knee, knight, knob, knot, knit, knack, knout, knuckle; psychology, psalm, pseudo, psychic, psionics; gnaw, gnash, gnome, gnu, gnat; pneumatic; mnemonic; chthonic; phthisis; bdellium.