Following are all the subroutine like words, in the list below.
SUBPROGRAM
100% like subroutine
PROCEDURE
99.85% like subroutine
FUNCTION
99.75% like subroutine
ROUTINE
99.66% like subroutine
SUBPROCEDURE
33.45% like subroutine
SUBPROGRAMS
33.45% like subroutine
SUBFUNCTION
33.45% like subroutine
SUBPROCESS
33.45% like subroutine
SUBPROCEDURES
33.45% like subroutine
ARGS
33.45% like subroutine
GOSUB
33.45% like subroutine
POSTPROCESSOR
33.45% like subroutine
OPCODE
33.45% like subroutine
PERL
33.45% like subroutine
PREPROCESSOR
33.45% like subroutine
MICROPROGRAM
33.45% like subroutine
SYSCALL
33.45% like subroutine
PRINTF
33.45% like subroutine
NONEXECUTABLE
33.45% like subroutine
MODULE
33.45% like subroutine
SUBFILE
33.45% like subroutine
INITIALIZATION
33.45% like subroutine
EXECUTABLE
33.45% like subroutine
TUPLE
33.45% like subroutine
ARGV
33.45% like subroutine
MICROPROCESSOR
33.45% like subroutine
PRECOMPILER
33.45% like subroutine
SUBSYSTEM
33.45% like subroutine
OUTFILE
33.45% like subroutine
MACROINSTRUCTION
33.45% like subroutine
BODY
33.45% like subroutine
DEFINITION
33.45% like subroutine
PREDEFINED FUNCTION
33.45% like subroutine
CODEBASE
33.45% like subroutine
PROCEDURE DIVISION
33.45% like subroutine
MATHEMATICAL FUNCTION PROGRAM
33.45% like subroutine
CODE BLOCK
33.45% like subroutine
DIVISION
33.45% like subroutine
LIBRARY
33.45% like subroutine
MALFUNCTION ROUTINE
33.45% like subroutine
PSEUDOCODE
33.45% like subroutine
TASK
33.45% like subroutine
CODE
33.45% like subroutine
FOR LOOP
33.45% like subroutine
WHILE LOOP
33.45% like subroutine
CALL SITE
33.45% like subroutine
PROLOGUE
33.45% like subroutine
STRUCTURED PROGRAMMING
33.45% like subroutine
PROLOG
33.45% like subroutine
MACHINE CODE
33.45% like subroutine
COROUTINE
33.45% like subroutine
DO LOOP
33.45% like subroutine
CALL
33.45% like subroutine
BLOCK
33.45% like subroutine
USER-DEFINED FUNCTION
33.45% like subroutine
LOOP
33.45% like subroutine
BRANCH
33.45% like subroutine
PROGRAM
33.45% like subroutine
THUNK
33.45% like subroutine
SUBMACHINE
33.45% like subroutine
TOOLBOX
33.45% like subroutine
MACROSYSTEM
33.45% like subroutine
METAFUNCTION
33.45% like subroutine
COMPUTER CODE
33.45% like subroutine
PROGRAMMING
33.45% like subroutine
ENTRY POINT
33.45% like subroutine
HANDLER
33.45% like subroutine
COMPUTER PROGRAMMING
33.45% like subroutine
COMPUTER PROGRAM
33.45% like subroutine
SOURCE CODE
33.45% like subroutine
CONTROL STRUCTURE
33.45% like subroutine
FILE SECTION
33.45% like subroutine
RUN TIME
33.45% like subroutine
RECURSION
33.45% like subroutine
EPILOGUE
33.45% like subroutine
PROG
33.45% like subroutine
CODING
33.45% like subroutine
MICROCODE
33.45% like subroutine
PRAGMA
33.45% like subroutine
IFDEF
33.45% like subroutine
PRELUDE
33.45% like subroutine
PROCESS
33.45% like subroutine
'BOT
33.45% like subroutine
PROGRAMMING IN THE SMALL
33.45% like subroutine
REMOTE PROCEDURE CALL
33.45% like subroutine
EXECUTION
33.45% like subroutine
CONFIGURATION SECTION
33.45% like subroutine
UNIPROGRAMMING
33.45% like subroutine
STATEMENT
33.45% like subroutine
CASE
33.45% like subroutine
APPLICATION PROGRAM
33.45% like subroutine
CODE BASE
33.45% like subroutine
COMMAND
33.45% like subroutine
WORKLET
33.45% like subroutine
HEADER FILE
33.45% like subroutine
INTERCEPTOR
33.45% like subroutine
DEFINE
33.45% like subroutine
EXECUTABLE CODE
33.45% like subroutine
FUNCTION CODE
33.45% like subroutine
CODE FACE
33.45% like subroutine