Basileus is a Greek term and title that has signified various types of monarchs throughout history. In the English-speaking world, it is perhaps most widely understood to mean 'monarch', referring to
Coin of Antiochus I Soter. The reverse shows Apollo seated on an omphalos. Inscription reads ΒΑΣΙΛΕΩΣ ΑΝΤΙΟΧΟΥ (lit. 'of king Antiochus').
Inscription on ceramic fragment; [ΠΟΤΕΙΔΑ]ΝΙ ϜΑΝΑΚΤΙ, (lit. 'to King [Poseidon]'). Written in the archaic Corinthian dialect using Ϝ and a Σ-shaped iota.
Coin of Ptolemy V Epiphanes with reverse showing Zeus' eagle. Greek legend reads: BAΣIΛEΩΣ ΠTOΛEMAIOY, Basileо̄s Ptolemaiou, lit. 'of king Ptolemy'
Coin of queen Agathocleia. Greek legend reads: BAΣIΛIΣΣHΣ ΘEOTPOΠOY AΓAΘOKΛEIAΣ, Basilissēs Theotropou Agathokleias, lit. 'of the Goddess-like queen Agathocleia'
Anax or wanax is an ancient Greek word for "tribal chief, lord leader". It is one of the two Greek titles traditionally translated as "king", the other being basileus, and is inherited from Mycenaean
Basileus
…Linear B only represents syllables of single vowel, or of a consonant-vowel form, therefore any final -s is omitted. The word can be contrasted with wanax, another word used more specifically for "king" and usually meaning "High King" or "overlord". With the collapse of Mycenaean society, the position of…
Mycenaean death mask of an unknown person, initially claimed to be Agamemnon. Such a mask may have been for a wanax.
Linear B tablet from Pylos, an example of Mycenaean administrative records from state administrative bodies under a wánax