| Defatigation | n. [ L. defatigatio. ] Weariness; fatigue. [ R. ] Bacon. [ 1913 Webster ] |
| Fatigation | n. [ L. fatigatio: cf. OF. fatigation. ] Weariness. [ Obs. ] W. Montaqu. [ 1913 Webster ] |
| Indefatigation | n. Indefatigableness; unweariedness. [ Obs. ] J. Gregory. [ 1913 Webster ] |