stepsibling

Noun

 * 1) The child of one's stepparent from another relationship

Translations

 * Finnish: puolisisarus, uussisarus, sisaruspuoli
 * Greek: ετεροθαλή αδέλφια
 * Hungarian:
 * Icelandic: stjúpsystkini
 * Ido: stif-frato
 * Indonesian:
 * Latin: comprivignum
 * Polish: przybrane rodzeństwo
 * Swedish:, plastsyskon, bonussyskon, låtsassyskon, extrasyskon