Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
1. Lūcĭus, i, m. [lux; of the day],
- I. a Roman prænomen, usually represented by L.: Crepusci, qui eo tempore erant nati, ut Lucii prima luce, Varr. L. L. 6, § 5 Müll.; cf.: qui luci natus est Lucius, id. ib. 9, § 60 Müll.; and: Lucius praenomen est ejus, qui primum fuit, qui oriente luce natus est, Paul. ex Fest. p. 119 Müll.
In fem.: Lūcia, Varr. L. L. 9, § 61 Müll.
Hence,
- II. Lucipor for Lucii puer, the slave of a Lucius, Plin. 33, 1, 6, § 26.
2. lūcĭus, ii, m., a fish, perh. the pike, Aus. Mosell. 123.