en caffeine (n, substance)
― IsA ⟶
Weight: 2.0
en alkaloid (n, substance) Source: Open Multilingual WordNet
en caffeine (n)
― IsA ⟶
Weight: 1.0
en addictive substance (n) Source: OpenCyc 2012
en caffeine citrate (n)
― IsA ⟶
Weight: 1.0
en caffeine (n) Source: OpenCyc 2012
en caffeine (n)
― IsA ⟶
Weight: 1.0
en phosphodiesterase inhibiting substance (n) Source: OpenCyc 2012
en caffeine (n)
― IsA ⟶
Weight: 1.0
en stimulant (n) Source: OpenCyc 2012
en caffeine (n)
― IsA ⟶
Weight: 1.0
en alkaloid (n) Source: OpenCyc 2012