| kārtība | order, procedure, method, mode, rules |
| kaitīgums | injuriousness |
| kārtība | order |
| kartīte | index card |
| koeficients | coefficient |
| komandējums | business trip, mission, secondment |
| kompensēšana | recompense |
| komplektēšana | completing, staffing, scope of delivery per item |
| komplektība | standard equipment, completeness of sets |
| komplektums | standard equipment, completeness of sets |
| kontrole | control |
| kontrolskaitlis | estimated figure |
| konts | account |
| kopsapulce | general meeting |
| kopsavilkums | summary, resume, report |
| koreferents | second speaker |
| krājums | reserve, stocks, inventory |
| krava | cargo, goods, freight, load, weight |
| kravnesība | cargo (-carrying) capacity, load (-carrying) capacity, freightage |
| kravslodze | traffic density |
| kredīts | credit |