straujums

From straujš (“fast, quick, rapid”) +‎ -ums.

straujums m (1st declension)

1. (chiefly in the singular) quickness, rapidity, speed

   skrējiena straujums ― quickness, rapidity of the race

   zemgaļu zirgi bija jau aizguruši, uzbrukumam pietrūka straujuma ― the Zemgalian horses were already tired, the attack lacked quickness, speed

2. (also plural) rapids (area in a river or stream with turbulent, swift water motion)

   foreles tusēja tikai straujumos, kur kāda pārgāze pār koku sanesumiem vai akmeņiem ― trouts hang out only in the rapids, where (there is) some overflow over wood deposits or stones

3. short, hot temper, impatience, passion, desire to react

   visgrūtāk bija iemācīt jaunajiem pagrīdes biedriem pacietību; savā straujumā tie nerēķinājās ar briesmām ― the most difficult was to teach the new underground members (some) patience; in their impatience they did not take danger into account

• (of "speed"): ātrums, ašums, žiglums
• (of "rapids"): straujtece, krāce