For a set of 3 boys, beginning with [name_m]Horatio[/name_m] [name_m]Felix[/name_m] as the firstborn, build a few sibsets as you please, some mild-mannered, and some outlandish or mischievous.
One syllable Chinese surname beginning in K (watch the vowel initial placement, please!). Have fun!
I’m super happy to see [name_m]Julian[/name_m] [name_m]Nemo[/name_m] made this list!
I would probably do:
[name_m]Horatio[/name_m] [name_m]Felix[/name_m], [name_m]Leonidas[/name_m] [name_m]Hamilton[/name_m], and [name_m]Seamus[/name_m] [name_u]Dexter[/name_u] (I loved your idea of [name_u]Rory[/name_u] as a nn for [name_m]Horatio[/name_m], and I think [name_u]Rory[/name_u], [name_m]Leo[/name_m], and [name_m]Seamus[/name_m]/[name_u]Shea[/name_u] are adorable together!)
[name_m]Horatio[/name_m] [name_m]Felix[/name_m], [name_m]Julian[/name_m] [name_m]Nemo[/name_m], and [name_m]Leonidas[/name_m] [name_m]Hamilton[/name_m] ([name_u]Rory[/name_u], [name_u]Jules[/name_u], and [name_m]Leo[/name_m]!)
[name_m]Horatio[/name_m] [name_m]Felix[/name_m], [name_m]Atticus[/name_m] [name_m]Julian[/name_m], and [name_m]Leonidas[/name_m] [name_m]Hamilton[/name_m] ([name_u]Rory[/name_u], [name_u]Gus[/name_u]–or, rather, if I had an [name_m]Atticus[/name_m], I’d call him [name_u]Gus[/name_u], anyhow. Not 100% obvious, but I still love it!–and [name_m]Leo[/name_m])
[name_m]Horatio[/name_m] [name_m]Felix[/name_m], [name_m]Atticus[/name_m] [name_m]Julian[/name_m], and [name_m]Seamus[/name_m] [name_u]Dexter[/name_u]
Some combination of those, probably. I also love [name_m]Ferdinand[/name_m], [name_m]Augustin[/name_m], [name_u]Max[/name_u], [name_m]Moses[/name_m], Amram, and [name_u]Oberon[/name_u]! Yocheved intrigues me, but isn’t she the mother of [name_m]Moses[/name_m], Biblically? [name_m]Just[/name_m] curious.