in·con·ceiv·able 
/ˌɪnkənˈsi:vəbəl/ adjective
/ˌɪnkənˈsi:vəbəl/ adjective : impossible to imagine or believe : not conceivable
▪ It's inconceivable (to me) that anyone could have survived such a violent crash. ▪ The fire caused an inconceivable amount of damage. ▪ After coming this far, to quit now would be inconceivable.
▪ It's inconceivable (to me) that anyone could have survived such a violent crash. ▪ The fire caused an inconceivable amount of damage. ▪ After coming this far, to quit now would be inconceivable.
— in·con·ceiv·ably /ˌɪnkənˈsi:vəbli/ adverb
▪ The fire caused an inconceivably large amount of damage.
/ˌɪnkənˈsi:vəbli/ adverb ▪ The fire caused an inconceivably large amount of damage.
