Is “Sultan” a Scrabble word?
Yes
SULTAN
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Sultan
/ˈsʌltən/
noun
1.The holder of a secular office, formally subordinate to, but de facto the power behind the throne of, the caliph.
2.A hereditary ruler in various Muslim states (sultanate), varying from petty principalities (as in Indonesia and in Yemen), often vassal of a greater ruler, to independent realms, such as Oman, Brunei, or an empire such as the Turkish Ottoman Empire.
3.A variant of solitaire, played with two decks of cards.