We’re due our 6th child, 2nd son and due on 8th Dec. Is there any names that has meaning linked to these factors? We’re at a complete loss and clutching at straws now 
[name_f][/name_f] i like longer, less commonly used names e.g [name_m]Thaddeus[/name_m], [name_m]Leonidas[/name_m]. Hubby likes shorter, more mainstream names e.g [name_m]Kai[/name_m], [name_m]Luca[/name_m]
[name_m]Noel[/name_m]
[name_f][/name_f][name_m]Gabriel[/name_m]
[name_f][/name_f][name_m]Nicholas[/name_m] ‘Nico’
[name_f][/name_f][name_m]Balthazar[/name_m]
[name_f][/name_f][name_m]Casper[/name_m]
[name_f][/name_f][name_m]Melchior[/name_m] (Mica)
[name_f][/name_f][name_m]Hollis[/name_m]
[name_f][/name_f][name_m]Angelo[/name_m]
[name_f][/name_f][name_f]Marley[/name_f]
Sixth child doesn’t help you much unless you want to go with [name_m]Sextus[/name_m] 
[name_f][/name_f] or Sixtus…you could also go with a name that has six letters!
Second son meanings…
[name_f][/name_f][name_m]Thomas[/name_m] (‘twin’)
[name_f][/name_f][name_m]Deuce[/name_m]
[name_f][/name_f][name_m]Twain[/name_m]
[name_f][/name_f][name_m]Jiro[/name_m]
[name_f][/name_f][name_m]Kenji[/name_m]
[name_f][/name_f][name_m]Malachy[/name_m]
[name_f][/name_f][name_m]Secundus[/name_m] / [name_m]Segundo[/name_m]
‘Eight’ meanings…
[name_f][/name_f][name_m]Octavian[/name_m] / [name_m]Octavius[/name_m] / [name_m]Octave[/name_m] / [name_m]Ottavio[/name_m] / [name_m]Otto[/name_m]
[name_f][/name_f][name_m]Hachiro[/name_m]
[name_f]December[/name_f] associations…
[name_f][/name_f][name_f]Winter[/name_f]
[name_f][/name_f][name_f]Eirian[/name_f] (‘snow’)
[name_f][/name_f][name_m]Robin[/name_m]
[name_f][/name_f][name_m]Tollver[/name_m] (‘twelve’)
[name_f][/name_f][name_m]Hollis[/name_m] (‘holly bush’)
[name_f][/name_f][name_m]Cymbeline[/name_m] (‘sun lord’ for the winter solstice, Cym is a cool nn)
[name_f][/name_f][name_m]Heliodor[/name_m] (‘gift of the sun’)
He’ll be a Sagittarius, so you could also use something like [name_m]Archer[/name_m], [name_m]Bow[/name_m], [name_m]Fletcher[/name_m], [name_m]Evander[/name_m], [name_m]Ivo[/name_m], [name_m]Arrow[/name_m], [name_m]Ignatius[/name_m], [name_m]Aiden[/name_m] (‘fiery’!), [name_m]Blaze[/name_m]
[name_f][/name_f][name_f]Hope[/name_f] that helps!
[name_m]Just[/name_m] some suggestions 
[name_m]Simon[/name_m]
[name_f][/name_f][name_m]Rowan[/name_m]
[name_f][/name_f][name_m]Tobias[/name_m]
[name_f][/name_f][name_m]Jacob[/name_m] / [name_m]Jakob[/name_m]
[name_f][/name_f][name_m]Lysander[/name_m]
[name_f][/name_f][name_m]Robin[/name_m]
[name_f][/name_f][name_m]Owen[/name_m]
[name_f][/name_f][name_m]Fabian[/name_m]
[name_f][/name_f][name_m]Cedric[/name_m]
[name_f][/name_f][name_m]Phineas[/name_m]
[name_f][/name_f][name_m]Flynn[/name_m]
[name_f][/name_f][name_m]Percival[/name_m]
[name_f][/name_f][name_m]Julian[/name_m]
[name_f][/name_f][name_m]Kiefer[/name_m]
If you don’t mind sharing what are your other kiddos’ names? [name_f]Do[/name_f] they fit the long / uncommon names or short and sweet names?
[name_f][/name_f]Perhaps something longer with a cute nickname? [name_m]Leonidas[/name_m] “Leo” would be handsome.
[name_f][/name_f][name_m]Augustus[/name_m] / [name_m]Gus[/name_m]
[name_f][/name_f][name_m]Cassius[/name_m] / [name_m]Cash[/name_m]
[name_f][/name_f][name_m]Phineas[/name_m] / Phin
[name_f][/name_f][name_m]Solomon[/name_m] / [name_m]Sol[/name_m]
[name_f][/name_f][name_m]Dashiell[/name_m] / [name_m]Dash[/name_m]
[name_f][/name_f][name_m]Sullivan[/name_m] / [name_m]Sully[/name_m]
[name_f][/name_f][name_m]Finnegan[/name_m] / [name_m]Finn[/name_m]
[name_f][/name_f][name_m]Calloway[/name_m] / [name_m]Cal[/name_m] (or Callahan)
Other ideas:
[name_f][/name_f][name_m]Ambrose[/name_m]
[name_f][/name_f][name_m]Rafferty[/name_m]
[name_f][/name_f][name_m]Elliott[/name_m]
[name_f][/name_f][name_m]Bellamy[/name_m]
[name_f][/name_f][name_m]Alistair[/name_m]
[name_f][/name_f][name_m]Benson[/name_m]
[name_f][/name_f][name_m]Nash[/name_m]
[name_f][/name_f][name_m]Miles[/name_m]
[name_f][/name_f][name_m]Fraser[/name_m]
[name_f][/name_f][name_m]Rafe[/name_m]
[name_f][/name_f][name_m]Pax[/name_m] (Paxton)
[name_f][/name_f][name_m]Ellis[/name_m]
[name_f][/name_f][name_m]Ace[/name_m]
[name_f][/name_f][name_m]Enzo[/name_m]
[name_f][/name_f][name_m]Bowie[/name_m]
[name_f][/name_f][name_m]Judah[/name_m]