- Actinoid Adj Noun
- Actinokymography Noun
- Actinolite Noun
- Actinology Noun
- Actinometer Noun
- Actinometric Adj
- Actinometry Noun
- Actinomorphic Adj
- Actinomorphous Adj
- Actinomyces Noun
- Actinomycetales Noun
- Actinomycete Noun
- Actinomycetic Adj
- Actinomycetous Adj
- Actinomycin Noun
- Actinomycoma Noun
- Actinomycosis Noun
- Actinomycotic Adj
- Actinophage Noun
- Actinoscope Noun
- Actinotherapy Noun
- Actinouranium Noun
- Actinozoan Noun
- Actiometer Noun
- Actiometry Noun
- Action Noun Verb
- Action-oriented Adj
- Action-packed Adj
- Actionability Noun
- Actionable Adj
- Actionably Adv
- Actional Adj
- Actioner Noun
- Actionless Adj
- Activa
- Activate Verb
- Activated Adj
- Activating Adj
- Activation Noun
- Activative Adj
- Activator Noun
- Active Adj Noun
- Actively Adv
- Activeness Noun
- Activin Noun
- Activism Noun
- Activist Noun
- Activistic Adj
- Activity Noun
- Actomyosin Noun
- Actor Noun
- Actorish Adj
- Actress Noun
- Actressy Adj
- Actual Adj
- Actualisation Noun
- Actualise Verb
- Actualist Noun
- Actuality Noun
- Actualization Noun