| Nederlands | nld-000 |
| piekeren | |
| български | bul-000 | безпокоя |
| български | bul-000 | притеснявам |
| български | bul-000 | размислям се |
| Deutsch | deu-000 | brüten |
| Deutsch | deu-000 | grübeln |
| ελληνικά | ell-000 | αδημονώ |
| ελληνικά | ell-000 | αναλογίζομαι |
| English | eng-000 | brood |
| English | eng-000 | fret |
| English | eng-000 | mull |
| English | eng-000 | puzzle |
| English | eng-000 | puzzle over |
| English | eng-000 | rack one’s brains |
| English | eng-000 | worry |
| Esperanto | epo-000 | cerbumi |
| suomi | fin-000 | hautoa |
| suomi | fin-000 | hermoilla |
| suomi | fin-000 | olla huolissaan |
| français | fra-000 | broyer du noir |
| français | fra-000 | gamberger |
| français | fra-000 | inquiéter |
| français | fra-000 | se morfondre |
| français | fra-000 | tracasser |
| lenghe furlane | fur-000 | clucî |
| magyar | hun-000 | izgat |
| magyar | hun-000 | kotlik |
| magyar | hun-000 | nyugtalanít |
| Ido | ido-000 | despitigar |
| italiano | ita-000 | arrovellarsi |
| italiano | ita-000 | covare |
| italiano | ita-000 | preoccupare |
| italiano | ita-000 | rimuginare |
| Limburgs | lim-000 | kniestere |
| Limburgs | lim-000 | prakkedènke |
| Limburgs | lim-000 | prakkezere |
| reo Māori | mri-000 | whakapaeko |
| reo Māori | mri-000 | whakapuke |
| reo Māori | mri-000 | whakapupuke |
| reo Māori | mri-000 | whēnakonako |
| Nederlands | nld-000 | broeden |
| Nederlands | nld-000 | kniezen |
| Nederlands | nld-000 | nadenken |
| Nederlands | nld-000 | tobben |
| Nederlands | nld-000 | zich het hoofd breken |
| Nederlands | nld-000 | zich zorgen maken |
| português | por-000 | ruminar |
| română | ron-000 | cloci |
| русский | rus-000 | беспоко́ить |
| русский | rus-000 | волнова́ть |
| svenska | swe-000 | ruva |
| svenska | swe-000 | älta |