| English | Abbr. | French | Spanish | Portuguese |
|---|---|---|---|---|
| fix | fixer | fijar, acotar | fixo | |
| fixation | fixation | fijación | fixação | |
| fixation by elimination, by elimination, elimination | fixation par élimination | fijación por eliminación | eliminação por fixação | |
| larval settlement, settlement | fixation larvaire | fijación larvaria, asentamiento larvario | instalação larvar | |
| nitrogen fixation | ||||
| set net, net | filet fixe | rêde de emalhar | ||
| sub, (as a prefix), a prefix) | sub | sub |