thicker russian

• разда́ться

  to give way for a free space (example a crowd broke out and everyone moved through)

  expand or get thicker

  to sound unexpectedly

• утолща́ть

  thicken, make thicker

• утолща́ться

  thicken, become thicker

Examples

• Тума́н стано́вится гу́ще.The fog is getting thicker.
• Кровь не води́ца.Blood is thicker than water.