Single-Target: When you can only be attracted to one person. Refers to romantic, alterous, or qp interest only, instead of sexual attraction.
Solu-: being attracted to one person and one person alone.
Uniattraction: Feeling attraction towards one person and one person only for advanced periods of time or one’s whole lifetime. You are attracted to them regardless of their gender/sexuality/changing appearance etc.
Aroflux: fluctuating between being alloromantic/zedromantic, completely aromantic, &/or somewhere in between.
You could be unialterous, unisensual, solusensual, solualterous, uniaffectionate, uniaffectional, soluaffectional or soluaffectionate. -affectional is often used as an amorous/gamous attraction, showing affection/affectivity (affectionality) not specifying if romantic/(q)platonic. -affectionate was signified as affectionacy (amory/gamy) within aro spectrum with polyaffectionate, monoaffectionate would be also a counterpoint. ~ ap