- assert
- bidir
- bits
- buried
- case
- clique
- connected_pins
- constant
- defaults
- define
- design
- device
- else
- elsif
- for
- function
- generate
- gnd
- help_id
- in
- include
- input
- is
- machine
- node
- of
- options
- others
- output
- parameters
- returns
- states
- subdesign
- then
- title
- to
- tri_state_node
- variable
- vcc
- when
- with
- carry
- cascade
- dff
- dffe
- exp
- global
- jkff
- jkffe
- latch
- lcell
- mcell
- memory
- opendrn
- soft
- srff
- srffe
- tff
- tffe
- tri
- wire
- x
- and
- ceil
- div
- floor
- log2
- mod
- nand
- nor
- not
- or
- used
- xnor
- xor