ʃergeʃtam
{verb I} [Generate paradigm] 1. to rise in price, to become more expensive
♢ muter ʃergeʃtən {sentence} the dictionary became more expensive
2. to become more valuable, to increase in importance
♢ kaʒne foto ʒap ertəme semən ʃergeʃteʃ {sentence} every photograph becomes more valuable as time goes by
~ ASPECTUAL CONVERB CONSTRUCTIONS ~
// ʃergeʃt(ən) kajem {verb II} {perfective} (see above)
♢ pojezdlan bilet ʃergeʃt kajen {sentence} train tickets have become more expensive