• m-meson,
• l-meson,
• o-meson,
• i-meson,
• k0meson,
• kpmeson,
• k-neson,
• k-keson,
• k-jeson,
• k-mwson,
• k-msson,
• k-mdson,
• k-mrson,
• k-m4son,
• k-m3son,
• k-meaon,
• k-mezon,
• k-mexon,
• k-medon,
• k-meeon

The adjective form of the word "k-meson" is "k-mesonic".

The plural form of the word "k-meson" is "k-mesons".

The singular form of the word "k-meson" is "k-meson" itself. The term does not change in form for singular or plural usage.