scuttle-butt

sea change

sea dog

a sea change

to seal an agreement/a victory

as a seal of friendship

Search me

to search high and low

to search to the bottom of a thing

to go in search of adventures

search after

seasick

season

season of the very smallest potatoes

Season’s greetings!

Seat

Be seated, please

Seats can be booked in advance

seaworthy packing is essential

in a sec

second place

second

on second thoughts

second class

second hand