παν-

• πᾰμ- (păm-) — before labials μ, π, β, φ, ψ
• πᾰγ- (păg-) — before velars κ, γ, χ, ξ

παν- • (pan-)

1. combining form of πᾶς (pâs, “all, every”)

• πάν- (pán-)
• παγ- (pag-)
• παμ- (pam-)

From Ancient Greek παν- (pan-).

παν- • (pan-)

1. (with noun) pan- (everything, everyone: including all members of a group or set)

   ‎παν- (pan-) + ‎Ευρώπη (Evrópi, “Europe”) → ‎πανευρωπαϊκός (panevropaïkós, “Pan-European”)

   ‎παν- (pan-) + ‎θεός (theós, “god”) → ‎πάνθεο (pántheo, “pantheon”)

2. (with adjective) enhances the adjective

   ‎παν- (pan-) + ‎αρχαίος (archaíos, “old, ancient”) → ‎πανάρχαιος (panárchaios, “very ancient”)

• παν-, in Λεξικό της κοινής νεοελληνικής [Dictionary of Standard Modern Greek], Triantafyllidis Foundation, 1998 at the Centre for the Greek language