Bodies of two elderly women were found at their residence at nearby Cheroor with stab wounds early this morning, police said.
The deceased are Visalakshmi Amma (78), a retired teacher and her sister Saraswathy (68), both spinsters.
Police suspect that they might have been murdered.
According to the neighbours, they had engaged two coconut-tree climbers yesterday and they were missing since this morning.
Gold ornaments weighing 128 grams and Rs 10,000 were found missing, police said.