indelible

adj. 擦试不掉的，不可磨灭的

indecent exposure, indecently, indecipherable, indecision, indecisive, indecisively, indecorous, indecorously, indecorum, indeed, indefatigability, indefatigable, indefensible, indefensibly, indefinable, indefinably, indefinite, indefinite article, indefinitely, indelibility, indelibly, indelicacy, indelicate, indemnification, indemnify, indemnity, indent, indentation, indented, indenture, indentures, independence, independent, independent means, independently, indescribable, indescribably, indestructibility, indestructible, indeterminable,