ぴかぴか光る[pikapikahikaru] to sparkle
旭光[kyokkou] rays of the rising sun
威光[ikou] power
稲光[inabikari] (flash of) lightning
曳光弾[eikoudan] tracer bullet

栄光[eikou] glory
円光[enkou] halo
炎光[enkou] flame
黄道光[koudoukou] zodiacal light
可視光線[kashikousen] visible ray

満更夢ではない[manzarayumedehanai] not altogether a dream
満俺[mangan] manganese (Mn)
円満[enman] perfection
干満[kanman] ebb and flow
喜色満面[kishokumanmen] being all smiles with joy

金満家[kinmanka] man of wealth
才未満[saimiman] under ... years of age
充満[juuman] being filled with
順風満帆[junpuumanpan] smooth sailing
潮の干満[shionokanman] ebb and flood

空オケ[karaoke] karaoke (singing to taped accompaniment)
ベクトル空間[bekutorukuukan] vector space
茜さす空[akanesasusora] glowing sky
圧搾空気[assakukuuki] compressed air
圧縮空気[asshukukuuki] compressed air

位相空間[isoukuukan] phase space (physics)
宇宙空間[uchuukuukan] outer space
雨空[amazora] rainy sky
英国航空[eikokukoukuu] British Airways
仮想空間[kasoukuukan] virtual space (e.g. in computer graphics)